| 单词 |
focal length |
| 分类 |
翻译、意思、用法、释义、英译汉、汉译英、英汉双解词典 |
| 释义 |
ˈfocal length noun [countable] technical the distance between the centre of a lens and the focal point 焦距Examples from the Corpusfocal length• Properties of a parabola All parabolas are similar. Focal length a determines the magnitude.• A single focal length, fixed-focus is often sufficient.• The image produced by a diverging lens is however frequently virtual and consequently the focal length does not seem easy to determine.ˈfocal length nounChineseSyllable centre a the between distance the of Corpus |
| 随便看 |
- within sight of sth
- within somebody's hearing
- within ten years either way
- within the purview of
- within the purview of sb
- within the purview of somebody
- within the purview of something
- within the purview of sth
- within the realms of possibility
- within two feet either way
- within two feet/ten years etc either way
- with it
- with it
- withit
- with-it
- with knobs on
- with/knowing somebody's luck
- (with) legs akimbo
- with legs akimbo
- with luck
- with malice aforethought
- with menaces
- with military precision
- with one accord
- with open arms
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